1. Kupriyanovsky, V., Namiot, D., Sinyagov, S.: Cyber-physical systems as a base for digital economy. Int. J. Open Inf. Technol. 4(2), (2016). Homepage http://injoit.org/index.php/j1/article/view/266/211. Last accessed 25 March 2019
2. Urfi, A.A., Khalil, S., Hoda, M.F.: Risk factors for road traffic accidents with head injury in Aligarh. Int. J. Med. Sci. Public Health 5, 2103–2107 (2016)
3. Abdi, T., Hailu, B., Andualem, Adal T., Gelder, P.H.A.J.M., Hagenzieker, M., Carbon, C.-C.: Road crashes in Addis Ababa, Ethiopia: empirical findings between the Years 2010 and 2014. AFRREV 11, 1–13 (2017)
4. Key Transport Statistics: (2020 Data). Homepage https://www.itf-oecd.org/sites/default/files/docs/key-transport-statistics-2021.pdf. Last accessed 13 September 2021
5. Morales, A., Sanchez-Aparicio, L.J., Gonzalez-Aguilera, D., Gutierrez, M.A., Lopez, A.I., Hernandez-Lopez, D., Rodriguez-Gonzalvez, P.: A new approach to energy calculation of road accidents against fixed small section elements based on close-range photogrammetry. Remote Sens. 9(1219), 1–18 (2017)